July Weather in Chambersburg, United States

Last updated: June 24, 2025

In July, the average temperature in Chambersburg, United States is a pleasant 25°C (77°F). Expect a minimum of 14°C (57°F) and a maximum soaring up to 36°C (97°F). During this month, you'll encounter around 128 mm (5.0 in) of precipitation over approximately 11 days, while the humidity lingers at an average of 70%.

July Temperature in Chambersburg

In July in Chambersburg, the average temperature is 25°C (77°F), with maximums reaching 36°C (97°F) and minimums dropping to as low as 14°C (57°F). It's a great time to visit for those who enjoy warm weather with occasional cooler evenings.

July Weather in Chambersburg: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Chambersburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chambersburg, July typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (97°F) and lows dropping to around 14°C (57°F).

Data source: Temperature data for Chambersburg generated using information from the Copernicus Climate Change Service.

July Precipitation in Chambersburg

In Chambersburg in July, the total precipitation amount is 128 mm (5.0 in) spread over 11 days.

July Precipitation Trends in Chambersburg

The chart displays monthly precipitation patterns in Chambersburg, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Chambersburg, July typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Chambersburg

In Chambersburg in July, humidity is 70%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, moist blanket that clings to your skin, making every step feel heavier as you explore the sights and sounds of your destination.

July Average Humidity in Chambersburg

This chart illustrates the average monthly humidity levels in Chambersburg, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Chambersburg is approximately 70%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Chambersburg

In Chambersburg in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Chambersburg.

Maximum UV Index Levels in Chambersburg for July

The chart shows the monthly maximum UV Index (UVI) for Chambersburg in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In July, the maximum UV index in Chambersburg typically reaches 10, which falls under the very high exposure category.

Data source: Chambersburg July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How July Weather in Chambersburg Compares to Other Months

Weather in Chambersburg varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Chambersburg, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Chambersburg, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	61 mm (2.4 inches)	86%	moderate
February Weather	2°C (36°F)	99 mm (3.9 inches)	86%	moderate
March Weather	5°C (42°F)	90 mm (3.5 inches)	86%	high
April Weather	11°C (53°F)	106 mm (4.2 inches)	84%	very high
May Weather	17°C (63°F)	117 mm (4.6 inches)	78%	very high
June Weather	22°C (71°F)	92 mm (3.6 inches)	79%	very high
July Weather	25°C (77°F)	128 mm (5.0 inches)	70%	very high
August Weather	24°C (75°F)	93 mm (3.7 inches)	59%	very high
September Weather	20°C (68°F)	124 mm (4.9 inches)	68%	very high
October Weather	14°C (58°F)	108 mm (4.3 inches)	80%	high
November Weather	6°C (43°F)	82 mm (3.2 inches)	86%	moderate
December Weather	2°C (37°F)	93 mm (3.7 inches)	85%	low